Bill Bryson

Best-Selling Author Known for "A Short History of Nearly Everything" & "A Walk in the Woods"

Noah Galloway

U.S. Army Veteran, Amputee & Finalist on "Dancing With The Stars"

Richard Petty

Former NASCAR Race Car Driver

Katherine Berman & Sophie LaMontagne

Co-founders of Georgetown Cupcake; Stars of the hit series "DC Cupcakes" on TLC; Best-selling Authors

Jeremy Bout

Executive Producer & Host of Edge Factor

Mike Singletary

Head Coach for the Memphis Express; Former Professional Football Player and Coach

Noelle Pikus-Pace

American Retired Skeleton Racer; Silver Medalist at the Sochi Winter Olympics; Five-Time Medalist at the FIBT World Championships

Barbara Lippert

MediaPost Editor-At-Large; Expert on Advertising, Marketing and Women's Issues

Dave Winfield

National Baseball Hall of Famer & Advisor to the Executive Director of the Major League Baseball Players Association

Ozzie Smith

15-Time MLB All-Star & National Baseball Hall of Fame Inductee; Former Shortstop for the San Diego Padres & St. Louis Cardinals

Marc Abrahams

Creator of the Ig Nobel Prizes

Beau Lotto

Neuroscientist, Entrepreneur & Author of "Deviate"

The Neuroscience of Creativity, Perception, and Confirmation Bias

Ashlee Vance

Award Winning Feature Writer, Bloomberg Businessweek; Author of NYT Bestseller "Elon Musk: Tesla, SpaceX, and the Quest for a Fantastic Future"

Kira Kazantsev

Miss America 2015, Advocate, Lifestyle Correspondent & Host of "Golf Advisor Living" on the Golf Channel

Yusef Komunyakaa

Pulitzer Prize Winning Poet & Professor at NYU

Maya Lin

Artist; Architect & Memorial Designer

Geoffrey West

Theoretical Physicist, Distinguished Professor & Past President of Santa Fe Institute

Dan Thurmon

Motivational Change Management & Transformation Speaker; Peak Performance Expert & Author of "Off Balance on Purpose"

Alexis Jones

Female Empowerment Activist & Author of "I Am That Girl: How to Speak Your Truth, Discover Your Purpose, & #bethatgirl"

Brandi Temple

CEO & President of Kidbox.com